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120195 = 3252671
BaseRepresentation
bin11101010110000011
320002212200
4131112003
512321240
62324243
71010265
oct352603
9202780
10120195
1182339
1259683
134292a
1431b35
1525930
hex1d583

120195 has 12 divisors (see below), whose sum is σ = 208416. Its totient is φ = 64080.

The previous prime is 120193. The next prime is 120199. The reversal of 120195 is 591021.

It is not a de Polignac number, because 120195 - 21 = 120193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1291 + ... + 1380.

It is an arithmetic number, because the mean of its divisors is an integer number (17368).

2120195 is an apocalyptic number.

120195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120195 is a deficient number, since it is larger than the sum of its proper divisors (88221).

120195 is a wasteful number, since it uses less digits than its factorization.

120195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2682 (or 2679 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 120195 is about 346.6915055204. The cubic root of 120195 is about 49.3509443253.

It can be divided in two parts, 1201 and 95, that added together give a 4-th power (1296 = 64).

The spelling of 120195 in words is "one hundred twenty thousand, one hundred ninety-five".

Divisors: 1 3 5 9 15 45 2671 8013 13355 24039 40065 120195